General Solubility Rules

Question 1

Nitrates

Answer 1

soluble

Question 2

Acetates

Answer 2

soluble

Question 3

Fluorides

Answer 3

soluble except Group 2 and Pb^2+

Question 4

Bromides

Answer 4

soluble except Ag+, Hg2^2+, and Pb^2+

Question 5

Iodides

Answer 5

soluble except Ag+, Hg2^2+, and Pb^2+

Question 6

Chlorides

Answer 6

soluble except Ag+, Hg2^2+, and Pb^2+

Question 7

Sulfates

Answer 7

soluble except Sr^2+, Ba^2+, Ca^2+, Ag+, Hg2^2+, Pb^2+

Question 8

Carbonates

Answer 8

insoluble except group 1 and NH4+

Question 9

Phosphates

Answer 9

insoluble except group 1 and NH4+

Question 10

Chromates

Answer 10

insoluble except group 1 and NH4+

Question 11

Oxides

Answer 11

insoluble except group 1 and NH4+

Question 12

Hydroxides

Answer 12

insoluble except group 1, Sr^2+, Ba^2+
Ca^2+ is slightly soluble

Question 13

Sulfides

Answer 13

insoluble except group 1, group 2, NH4+

Question 14

Most compounds containing potassium, sodium, ammonium

Answer 14

soluble